1 /*
   2  * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 // ciKlassKlass
  26 //
  27 // This class represents a klassOop in the HotSpot virtual machine
  28 // whose Klass part is a klassKlass or one of its subclasses
  29 // (instanceKlassKlass, objArrayKlassKlass, typeArrayKlassKlass).
  30 class ciKlassKlass : public ciKlass {
  31   CI_PACKAGE_ACCESS
  32 
  33 protected:
  34   ciKlassKlass(KlassHandle h_k)
  35     : ciKlass(h_k, ciSymbol::make("unique_klassKlass")) {
  36     assert(h_k()->klass_part()->oop_is_klass(), "wrong type");
  37   }
  38   ciKlassKlass(KlassHandle h_k, ciSymbol *name)
  39     : ciKlass(h_k, name) {}
  40 
  41   klassKlass* get_klassKlass() { return (klassKlass*)get_Klass(); }
  42 
  43   const char* type_string() { return "ciKlassKlass"; }
  44 
  45 public:
  46   // What kind of ciObject is this?
  47   bool is_klass_klass() { return true; }
  48 
  49   // Return the distinguished ciKlassKlass instance.
  50   static ciKlassKlass* make();
  51 };